diff --git a/NLP/WordNet.hs b/NLP/WordNet.hs
--- a/NLP/WordNet.hs
+++ b/NLP/WordNet.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE FlexibleInstances #-}
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  NLP.WordNet
diff --git a/WordNet-ghc74.cabal b/WordNet-ghc74.cabal
--- a/WordNet-ghc74.cabal
+++ b/WordNet-ghc74.cabal
@@ -1,5 +1,5 @@
 Name:               WordNet-ghc74
-Version:            0.1.2
+Version:            0.1.3
 Description:
     A pure-Haskell interface to the WordNet lexical database of English.
     Depends on the WordNet database, but not on the WordNet source code.